4GB sd memory card

OEM memory card Features: Capacity:1GB-8GBDimensions:0.94" x 1.25" x 0.08" (24mm X 32mm X 2.1mm)Weight:0.08 ozs (2.3 g)High-Speed Class Rating:Class 4 - 4 MB/sec minimum write speedOperating Temperature:0o to 60o C / 32o to 140o FStorage Temperature:-20o to 85o C / -4o to 185o FVoltage:3.3vWarranty:LifetimeOther Features:Compliant with the SD Card Association card 2.00 specificationSecure built-in write-protect switch prevents accidental data lossCompatible with SDHC host devices; not compatible with standard SD-enabled devices/readersSimple plug-and-play installation